Home / 5,429,162.60-8,143,743.90-5,093,239.40

Finding the Fourth Proportional to 5,429,162.60, 8,143,743.90 and 5,093,239.40

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Solution

The fourth proportional to 5,429,162.60, 8,143,743.90 and 5,093,239.40 is: 7,639,859.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,429,162.60 : 8,143,743.90 = 5,093,239.40 : x
  2. Step 2: Convert to fraction form
    5,429,162.60/8,143,743.90 = 5,093,239.40/x
  3. Step 3: Cross multiply
    5,429,162.60x = 8,143,743.90 × 5,093,239.40
  4. Step 4: Simplify right side
    5,429,162.60x = 41,478,037,294,989.66
  5. Step 5: Solve for x
    x = 41,478,037,294,989.66/5,429,162.60
  6. Step 6: Final answer
    x = 7,639,859.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.